
public class AdditiveExpr2 {
	AdditiveExpr3 ae3;
	AdditiveExpr2 ae2;
	
	public AdditiveExpr2( AdditiveExpr3 ae3, AdditiveExpr2 ae2){
		this.ae3 = ae3;
		this.ae2 = ae2;
	}
	public String toString(){
		String ret = "";

		String s = "";

		if (ae3 != null) {
			s += ae3.toString();
		}

		if (ae2 != null) {
			s +=  ae2.toString();
		}
		
		return ret+s;
	}
	public void check() throws SemanticException {
		throw new SemanticException("");
	}
}
